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binutils-gdb
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* remote-utils.c (putpkt_binary_1): Call readchar instead of read. 

Print received char after testing for error/eof instead of before.
	(input_interrupt): Tweak comment.
This commit is contained in:
Doug Evans 2010-04-26 17:38:07 +00:00
parent 119da46568
commit bc3b5632dc
2 changed files with 22 additions and 18 deletions
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6
gdb/gdbserver/ChangeLog
View File

@ -1,3 +1,9 @@
2010-04-26 Doug Evans <dje@google.com>
* remote-utils.c (putpkt_binary_1): Call readchar instead of read.
Print received char after testing for error/eof instead of before.
(input_interrupt): Tweak comment.
2010-04-23 Doug Evans <dje@google.com>
* server.c (start_inferior): Print inferior argv if --debug.

34
gdb/gdbserver/remote-utils.c
View File

@ -80,6 +80,8 @@ typedef int socklen_t;
# define INVALID_DESCRIPTOR -1
#endif
static int readchar (void);
/* A cache entry for a successfully looked-up symbol. */
struct sym_cache
{
@ -691,8 +693,8 @@ putpkt_binary_1 (char *buf, int cnt, int is_notif)
int i;
unsigned char csum = 0;
char *buf2;
char buf3[1];
char *p;
int cc;
buf2 = xmalloc (PBUFSIZ);
@ -718,8 +720,6 @@ putpkt_binary_1 (char *buf, int cnt, int is_notif)
do
{
int cc;
if (write (remote_desc, buf2, p - buf2) != p - buf2)
{
perror ("putpkt(write)");
@ -746,29 +746,26 @@ putpkt_binary_1 (char *buf, int cnt, int is_notif)
fprintf (stderr, "putpkt (\"%s\"); [looking for ack]\n", buf2);
fflush (stderr);
}
cc = read (remote_desc, buf3, 1);
if (remote_debug)
{
fprintf (stderr, "[received '%c' (0x%x)]\n", buf3[0], buf3[0]);
fflush (stderr);
}
if (cc <= 0)
{
if (cc == 0)
fprintf (stderr, "putpkt(read): Got EOF\n");
else
perror ("putpkt(read)");
cc = readchar ();
if (cc < 0)
{
free (buf2);
return -1;
}
if (remote_debug)
{
fprintf (stderr, "[received '%c' (0x%x)]\n", cc, cc);
fflush (stderr);
}
/* Check for an input interrupt while we're here. */
if (buf3[0] == '\003' && current_inferior != NULL)
if (cc == '\003' && current_inferior != NULL)
(*the_target->request_interrupt) ();
}
while (buf3[0] != '+');
while (cc != '+');
free (buf2);
return 1; /* Success! */
@ -798,7 +795,8 @@ putpkt_notif (char *buf)
/* Come here when we get an input interrupt from the remote side. This
interrupt should only be active while we are waiting for the child to do
something. About the only thing that should come through is a ^C, which
something. Thus this assumes readchar:bufcnt is 0.
About the only thing that should come through is a ^C, which
will cause us to request child interruption. */
static void